Date	Open	High	Low	Close	Volume	Change (%)
May 24, 2011	44.34	44.34	43.43	43.50	824,570	-0.39(-0.88%)
May 23, 2011	44.49	44.54	43.89	43.89	921,384	-1.46(-3.22%)
May 20, 2011	45.47	45.67	44.70	45.35	581,167	-0.20(-0.45%)
May 19, 2011	46.48	46.72	45.48	45.55	590,901	-0.66(-1.42%)
May 18, 2011	45.27	46.29	44.83	46.21	555,239	+1.17(+2.61%)
May 17, 2011	45.53	46.05	44.92	45.03	891,846	-0.85(-1.85%)
May 16, 2011	45.55	46.46	45.41	45.88	1,019,901	-0.04(-0.08%)
May 13, 2011	46.57	46.61	45.72	45.92	717,478	-0.65(-1.40%)
May 12, 2011	46.31	47.11	46.04	46.57	1,098,307	+0.14(+0.30%)
May 11, 2011	46.94	47.30	45.96	46.43	693,113	-0.53(-1.12%)
May 10, 2011	47.32	48.17	46.91	46.95	756,469	-0.07(-0.14%)
May 09, 2011	46.86	47.48	46.70	47.02	739,626	+0.10(+0.22%)
May 06, 2011	47.16	47.66	46.43	46.92	916,523	+0.36(+0.78%)
May 05, 2011	46.56	47.35	46.35	46.55	752,347	-0.46(-0.98%)
May 04, 2011	48.23	49.01	47.00	47.01	987,708	-1.21(-2.51%)
May 03, 2011	48.34	48.67	47.77	48.22	1,071,154	-0.42(-0.86%)
May 02, 2011	48.57	48.69	48.52	48.64	676,230	+0.28(+0.59%)
Apr 29, 2011	48.43	48.73	48.07	48.35	608,935	-0.08(-0.17%)
Apr 28, 2011	48.43	48.59	47.78	48.43	808,523	-0.14(-0.29%)
Apr 27, 2011	48.78	48.78	47.65	48.57	1,106,515	-0.20(-0.40%)
Apr 26, 2011	48.70	49.25	48.18	48.77	1,290,932	+0.42(+0.86%)
Apr 25, 2011	49.19	49.37	47.87	48.35	1,572,475	-1.38(-2.77%)
Apr 21, 2011	48.34	50.83	48.30	49.73	2,106,197	+2.84(+6.05%)
Apr 20, 2011	46.70	47.12	46.06	46.89	1,264,236	+0.75(+1.63%)
Apr 19, 2011	45.76	46.56	45.76	46.14	716,040	+0.47(+1.02%)
Apr 18, 2011	45.62	46.34	45.40	45.67	1,136,259	-0.68(-1.46%)
Apr 15, 2011	46.35	46.86	46.02	46.35	1,029,939	+0.39(+0.86%)
Apr 14, 2011	44.84	46.14	44.77	45.96	940,663	+0.96(+2.14%)
Apr 13, 2011	45.00	45.17	44.61	45.00	700,886	+0.39(+0.88%)
Apr 12, 2011	44.99	45.32	44.50	44.60	864,735	-0.65(-1.44%)
Apr 11, 2011	45.89	46.11	45.18	45.25	331,451	-0.47(-1.04%)
Apr 08, 2011	47.13	47.16	45.62	45.73	365,046	-0.87(-1.86%)
Apr 07, 2011	46.93	47.44	46.45	46.59	489,643	-0.34(-0.72%)
Apr 06, 2011	46.67	47.02	46.11	46.93	587,922	+0.74(+1.60%)
Apr 05, 2011	45.81	46.50	45.46	46.19	650,616	+0.19(+0.41%)
Apr 04, 2011	45.95	46.43	45.78	46.00	434,993	+0.23(+0.49%)
Apr 01, 2011	46.38	46.42	45.54	45.78	1,088,776	-0.12(-0.25%)
Mar 31, 2011	44.82	45.94	44.70	45.89	1,227,058	+0.99(+2.21%)
Mar 30, 2011	44.63	44.99	44.63	44.90	1,135,397	+0.42(+0.94%)
Mar 29, 2011	43.86	44.52	43.51	44.49	783,545	+0.48(+1.09%)
Mar 28, 2011	44.63	44.65	43.90	44.00	798,444	-0.71(-1.58%)
Mar 25, 2011	44.56	45.12	44.38	44.71	577,887	+0.18(+0.41%)
Mar 24, 2011	45.01	45.01	44.05	44.53	669,633	-0.15(-0.34%)
Mar 23, 2011	43.67	44.97	43.31	44.68	809,217	+0.82(+1.86%)
Mar 22, 2011	44.09	44.09	43.47	43.86	713,937	-0.15(-0.35%)
Mar 21, 2011	44.30	44.39	43.86	44.02	1,005,010	+0.63(+1.45%)
Mar 18, 2011	43.76	43.98	43.30	43.39	961,828	+0.32(+0.75%)
Mar 17, 2011	43.62	43.92	42.90	43.07	679,924	+0.30(+0.70%)
Mar 16, 2011	43.76	44.25	42.45	42.77	1,333,090	-1.19(-2.71%)
Mar 15, 2011	43.77	44.24	43.67	43.96	1,268,207	-0.42(-0.95%)
Mar 14, 2011	45.63	46.11	44.35	44.38	1,110,883	-1.81(-3.92%)
Mar 11, 2011	45.32	46.27	45.32	46.19	324,033	+0.73(+1.61%)
Mar 10, 2011	46.55	46.70	45.32	45.46	611,747	-1.96(-4.14%)
Mar 09, 2011	46.99	47.66	46.44	47.43	924,782	+0.18(+0.37%)
Mar 08, 2011	46.37	47.45	45.98	47.25	550,748	+1.03(+2.23%)
Mar 07, 2011	47.80	48.08	46.01	46.22	1,052,327	-1.54(-3.22%)
Mar 04, 2011	48.39	48.67	47.07	47.76	609,453	-0.66(-1.36%)
Mar 03, 2011	46.88	49.22	46.81	48.42	721,444	+1.67(+3.58%)
Mar 02, 2011	45.67	47.01	45.63	46.75	666,941	+0.88(+1.91%)

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